Math

Question Determine if the solution to 2x=62 \cdot x=6, 2x=6.1-2 \cdot x=6.1, 2.9x=6.042.9 \cdot x=-6.04, or 2.473x=6.859-2.473 \cdot x=-6.859 is positive or negative.

Studdy Solution

STEP 1

Assumptions
1. We are given four separate equations.
2. We need to determine the sign (positive or negative) of the solution for each equation.
3. The equations are linear, with a single variable xx.

STEP 2

For equation a, 2x=62 \cdot x = 6, we will solve for xx to determine the sign of the solution.
x=62x = \frac{6}{2}

STEP 3

Calculate the value of xx for equation a.
x=62=3x = \frac{6}{2} = 3

STEP 4

Since 33 is a positive number, the solution for equation a is positive.

STEP 5

For equation b, 2x=6.1-2 \cdot x = 6.1, we will solve for xx to determine the sign of the solution.
x=6.12x = \frac{6.1}{-2}

STEP 6

Calculate the value of xx for equation b.
x=6.12=3.05x = \frac{6.1}{-2} = -3.05

STEP 7

Since 3.05-3.05 is a negative number, the solution for equation b is negative.

STEP 8

For equation c, 2.9x=6.042.9 \cdot x = -6.04, we will solve for xx to determine the sign of the solution.
x=6.042.9x = \frac{-6.04}{2.9}

STEP 9

Calculate the value of xx for equation c.
x=6.042.92.08276x = \frac{-6.04}{2.9} \approx -2.08276

STEP 10

Since 2.08276-2.08276 is a negative number, the solution for equation c is negative.

STEP 11

For equation d, 2.473x=6.859-2.473 \cdot x = -6.859, we will solve for xx to determine the sign of the solution.
x=6.8592.473x = \frac{-6.859}{-2.473}

STEP 12

Calculate the value of xx for equation d.
x=6.8592.4732.77433x = \frac{-6.859}{-2.473} \approx 2.77433

STEP 13

Since 2.774332.77433 is a positive number, the solution for equation d is positive.
The solutions are as follows: a. Positive b. Negative c. Negative d. Positive

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